<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>页面不存在</title>
    <style type="text/css">
        .main {
            max-width: 400px;
            margin: 0 auto;
        }
        .btn {
            display: inline-block;
            color: #FFF;
            border: none;
            padding: 8px 25px;
            font-size: 18px;
            background: cornflowerblue;
            margin-top: 20px;
            text-decoration: none;
        }
    </style>
</head>
<body class="main">
<h2>
    找不到 <?php echo $_SERVER['HTTP_HOST'];?> 的网页
</h2>

<p>
    找不到与以下网址对应的网页：<?php echo domain() . $_SERVER['REQUEST_URI'];?>
</p>

<p>
    HTTP ERROR 404
</p>

<a class="btn" href="/">重新加载</a>
</body>
</html>